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190073463 = 3157403553
BaseRepresentation
bin10110101010001…
…00101001110111
3111020122201202220
423111010221313
5342124322323
630505533423
74465412016
oct1325045167
9436581686
10190073463
1198323008
12537a4273
13304c0008
141b35aa7d
1511a480e3
hexb544a77

190073463 has 8 divisors (see below), whose sum is σ = 255046128. Its totient is φ = 125908224.

The previous prime is 190073441. The next prime is 190073467. The reversal of 190073463 is 364370091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 190073463 - 26 = 190073399 is a prime.

It is a super-2 number, since 2×1900734632 = 72255842673624738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190073467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201306 + ... + 202247.

It is an arithmetic number, because the mean of its divisors is an integer number (31880766).

Almost surely, 2190073463 is an apocalyptic number.

190073463 is a deficient number, since it is larger than the sum of its proper divisors (64972665).

190073463 is a wasteful number, since it uses less digits than its factorization.

190073463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403713.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 190073463 is about 13786.7132776453. The cubic root of 190073463 is about 574.9637915448.

The spelling of 190073463 in words is "one hundred ninety million, seventy-three thousand, four hundred sixty-three".

Divisors: 1 3 157 471 403553 1210659 63357821 190073463